20108799

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:447

約数の個数: 24

約数和(自身を含む): 29798912

約数和(自身を除く): 9690113

約数列:

[1, 3, 9, 73, 127, 219, 241, 381, 657, 723, 1143, 2169, 9271, 17593, 27813, 30607, 52779, 83439, 91821, 158337, 275463, 2234311, 6702933, 20108799]

約数ペア:

[(1, 20108799), (3, 6702933), (9, 2234311), (73, 275463), (127, 158337), (219, 91821), (241, 83439), (381, 52779), (657, 30607), (723, 27813), (1143, 17593), (2169, 9271)]